{
  "manageEntity": {
    "action": "Update",
    "entityId": "206524150",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xbc10172958788a788b88ca3c03c0c2ba21de7535c5ac48624401a57bbefd0e7f",
    "signature": "0x13faec4c7ab17f6add63f6117011e7654325bba563de366378e05c1f2c3b0ea34b76edfa082ab93ae375abec252bb220360cb34691f786bebcc5ced5e09e23bd1b",
    "signer": "0x6c1C8d036b3c0119e31Edb58B17D120E6e91C833",
    "userId": "206524150"
  }
}